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Microsoft SQL Server 2012 Internals by Bob Beauchemin Kalen Delaney Conor Cunningham, Jonathan Kehayias, Benjamin Nevarez, and Paul S. Randal

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Extended Events

Extended Events were first introduced in SQL Server 2008 as a general event infrastructure to provide debugging and diagnostics capabilities for various purposes. The lack of UI support for Extended Events in SQL Server 2008 made for a steep learning curve of all the new concepts introduced by Extended Events for even simple tracing. Although Extended Events exposed a number of new events that were never available in SQL Trace, it was missing a large number of the trace events required for normal day-to-day usage.

In SQL Server 2012, Extended Events has been expanded significantly and now contains all the events formerly available in SQL Trace as well as a new UI implementation in SQL Server Management Studio. SQL Trace also has ...

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